英语词源字典 - 在线词源网站

incombustible (adj.)[incombustible 词源字典]: late 15c., from Old French incombustible (14c.) or directly from Medieval Latin incombustibilis; see in- (1) + combustible.[incombustible etymology, incombustible origin, 英语词源]
income (n.): c. 1300, "entrance, arrival," literally "what enters," perhaps a noun use of the late Old English verb incuman "come in," from in (adv.) + cuman "to come" (see come). Meaning "money made through business or labor" (i.e., "that which 'comes in' as a product of work or business") first recorded c. 1600. Income tax is from 1799, first introduced in Britain as a war tax, re-introduced 1842; authorized on a national level in U.S. in 1913.
incoming (n.): late 14c., "action of coming in," from in + coming. As a present participle adjective, from 1753. Of game, from 1892; transferred in World War I to artillery; as a warning cry of incoming shellfire, it seems to date to the U.S. war in Vietnam (1968).
incommensurability (n.): 1560s; see incommensurable + -ity.
incommensurable (adj.): 1550s, from Middle French incommensurable or directly from Medieval Latin incommensurabilis, from in- "not, opposite of, without" (see in- (1)) + Late Latin commensurabilis, from Latin com- "with" + mensurabilis "measurable," from mensurare "to measure" (see measure (v.)). Related: Incommensurably.
incommensurate (adj.): 1640s, from in- (1) "not, opposite of" + commensurate.
incommodious (adj.): 1550s, from in- (1) "not, opposite of" + commodious. Related: Incommodiously. A verb, incommode, is attested from late 16c.
incommodity (n.): early 15c., from Middle French incommodité (late 14c.), from Latin incommoditas, from incommodus, from in- "not" (see in- (1)) + commodus "suitable, convenient" (see commode).
incommunicability (n.): 1630s; see incommunicable + -ity.
incommunicable (adj.): 1560s, "not communicative," from in- (1) "not" + communicable. Sense of "not able to be communicated" first recorded 1570s. Related: Incommunicably.
incommunicado (adj./adv.): 1844, American English, from Spanish incomunicado, past participle of incomunicar "deprive of communication," from in- "not" + comunicar "communicate," from Latin communicare "to share, impart" (see communication).
incomparability (n.): c. 1500, from incomparable + -ity.
incomparable (adj.): early 15c., from Old French incomparable (12c.) or directly from Latin incomparabilis, from in- "not" (see in- (1)) + comparabilis "comparable" (see comparable).
incomparably (adv.): early 15c., from incomparable + -ly (2).
incompatibility (n.): 1610s; see incompatible + -ity.
incompatible (adj.): mid-15c., from Medieval Latin incompatibilis, from in- "not, opposite of" (see in- (1)) + compatibilis (see compatible). Originally of benefices, "incapable of being held together;" sense of "mutually intolerant" is from 1590s. Related: Incompatibly.
incompetence (n.): 1660s, "inadequacy;" 1716, "want of skill," from French incompétence (mid-16c.), from in- "not, opposite of, without" (see in- (1)) + compétence (see competence). Native formation incompetency (from incompetent + -cy) is attested from 1610s.
incompetency (n.): 1610s; see incompetence.
incompetent (adj.): 1610s, "insufficient," from French incompétent, from Late Latin incompetentem (nominative incompetens) "insufficient," from in- "not" (see in- (1)) + Latin competentem (see competent). Sense of "lacking qualification or ability" first recorded 1630s. The noun meaning "incompetent person" is from 1866. Related: Incompetently.
incomplete (adj.): late 14c., from Latin incompletus "incomplete," from in- "not" (see in- (1)) + completus (see complete).