seniority (n.)youdaoicibaDictYouDict[seniority 词源字典]
"priority on office or service," mid-15c., from Medieval Latin senioritas, from Latin senior (see senior (adj.)). Meaning "state or quality of being senior" is from 1530s.[seniority etymology, seniority origin, 英语词源]
senna (n.)youdaoicibaDictYouDict
tropical shrub, 1540s, from Modern Latin senna, from Arabic sana. Earlier was sene (c. 1400), from French.
sennight (n.)youdaoicibaDictYouDict
"period of seven days, a week" (archaic), c. 1200, contracted from Old English seofon nihta; see seven + night. Also compare fortnight.
senoryoudaoicibaDictYouDict
1620s, from Spanish señor "a gentleman; sir," from Latin seniorem (source also of Portuguese senhor; see senior (adj.)).
senorayoudaoicibaDictYouDict
1570s, from Spanish señora "a lady; madam," fem. of señor (see senor). The Portuguese equivalent is senhora.
senorita (n.)youdaoicibaDictYouDict
"a young Spanish lady," 1823, from Spanish señorita, Spanish title corresponding to English "Miss," diminutive of señora (see senora). The Portuguese equivalent is senhorita.
senryuyoudaoicibaDictYouDict
form of Japanese poetry, 1901, from name of Karai Senryu (1718-90), Japanese poet.
SensyoudaoicibaDictYouDict
city in north-central France, Roman Senones, the capital of the Gaulish people of the same name.
sensate (adj.)youdaoicibaDictYouDict
c. 1500, from Late Latin sensatus "gifted with sense," from sensus (see sense (n.)). From 1937 in sociology. As a verb from 1650s.
sensation (n.)youdaoicibaDictYouDict
1610s, "a reaction to external stimulation of the sense organs," from French sensation (14c.) and directly from Medieval Latin sensationem (nominative sensatio), from Late Latin sensatus "endowed with sense, sensible," from Latin sensus "feeling" (see sense (n.)). Meaning "state of shock, surprise, in a community" first recorded 1779.
The great object of life is sensation -- to feel that we exist, even though in pain. It is this 'craving void' which drives us to gaming -- to battle, to travel -- to intemperate, but keenly felt, pursuits of any description, whose principal attraction is the agitation inseparable from their accomplishment. [Lord Byron, letter, Sept. 6, 1813]
sensational (adj.)youdaoicibaDictYouDict
"of or pertaining to sensation or the senses," 1840; "aiming at violently excited effects," 1863, from sensation in its secondary sense. Related: Sensationalistic; sensationalistically.
sensationalism (n.)youdaoicibaDictYouDict
1846 in philosophy, "theory that sensation is the only source of knowledge;" 1865, of journalism that aims to excite the feelings, from sensational + -ism.
sensationalistyoudaoicibaDictYouDict
1846 in philosophy; 1868 of writers; from sensational + -ist. Related: Sensationalistic.
sensationalize (v.)youdaoicibaDictYouDict
1863, from sensational + -ize. Originally of audiences as well as topics. Related: Sensationalized; sensationalizing.
sense (n.)youdaoicibaDictYouDict
c. 1400, "faculty of perception," also "meaning, import, interpretation" (especially of Holy Scripture), from Old French sens "one of the five senses; meaning; wit, understanding" (12c.) and directly from Latin sensus "perception, feeling, undertaking, meaning," from sentire "perceive, feel, know," probably a figurative use of a literally meaning "to find one's way," or "to go mentally," from PIE root *sent- "to go" (cognates: Old High German sinnan "to go, travel, strive after, have in mind, perceive," German Sinn "sense, mind," Old English sið "way, journey," Old Irish set, Welsh hynt "way"). Application to any one of the external or outward senses (touch, sight, hearing, etc.) in English first recorded 1520s.
A certain negro tribe has a special word for "see;" but only one general word for "hear," "touch," "smell," and "taste." It matters little through which sense I realize that in the dark I have blundered into a pig-sty. In French "sentir" means to smell, to touch, and to feel, all together. [Erich M. von Hornbostel, "Die Einheit der Sinne" ("The Unity of the Senses"), 1927]
Meaning "that which is wise" is from c. 1600. Meaning "capacity for perception and appreciation" is from c. 1600 (as in sense of humor, attested by 1783, sense of shame, 1640s).
sense (v.)youdaoicibaDictYouDict
"to perceive by the senses," 1590s, from sense (n.). Meaning "be conscious inwardly of (one's state or condition) is from 1680s. Meaning "perceive (a fact or situation) not by direct perception" is from 1872. Related: Sensed; sensing.
senseless (adj.)youdaoicibaDictYouDict
1550s, "without sensation," from sense (n.) + -less. Of actions, etc., "devoid of purpose, proceeding from lack of intelligence," it is attested from 1570s. Related: Senselessly; senselessness.
senses (n.)youdaoicibaDictYouDict
"mental faculties, conscious cognitive powers, sanity," 1560s, from sense (n.). Meaning "faculties of physical sensation" is from 1590s.
sensibility (n.)youdaoicibaDictYouDict
late 14c., "capability of being perceived by the senses; ability to sense or perceive," from Old French sensibilite, from Late Latin sensibilitatem (nominative sensibilitas), from sensibilis (see sensible). Rarely recorded until the emergence of the meaning "emotional consciousness, capacity for higher feelings or refined emotion" (1751). Related: Sensibilities.
sensible (adj.)youdaoicibaDictYouDict
late 14c., "capable of sensation or feeling;" also "capable of being sensed or felt, perceptible to the senses," hence "easily understood; logical, reasonable," from Late Latin sensibilis "having feeling, perceptible by the senses," from sensus, past participle of sentire "perceive, feel" (see sense (n.)). Of persons, "aware, cognizant (of something)" early 15c.; "having good sense, capable of reasoning, discerning, clever," mid-15c. Of clothes, shoes, etc., "practical rather than fashionable" it is attested from 1855.

Other Middle English senses included "susceptible to injury or pain" (early 15c., now gone with sensitive); "worldly, temporal, outward" (c. 1400); "carnal, unspiritual" (early 15c., now gone with sensual). Related: Sensibleness.