Combust Com*bust", a. [L. combustus, p. p. of comburere to burn up; com- + burere (only in comp.), of uncertain origin; cf. bustum funeral pyre, prurire to itch, pruna a live coal, Gr. pyrso`s firebrand, Skr. plush to burn.] 1. Burnt; consumed. [Obs.] --Chaucer. [1913 Webster]

2. (Astron.) So near the sun as to be obscured or eclipsed by his light, as the moon or planets when not more than eight degrees and a half from the sun. [Obs.] [1913 Webster]

Planets that are oft combust. --Milton. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Combust — can refer to: Combust (astrological aspect), the obscuring of the unassisted viewing of a planet by the Sun s light Combustion, the exothermical chemical reaction This disambiguation page lists articles associated with the same title. If an …   Wikipedia

  • combust — late 14c., adj., burnt, from O.Fr. combust (14c.), from L. combustus, pp. of combuere (see COMBUSTION (Cf. combustion)). Also an astrological term for planets when near the sun; the verb is attested from late 15c …   Etymology dictionary

  • combust — ► VERB ▪ consume or be consumed by fire. DERIVATIVES combustible adjective & noun. ORIGIN Latin comburere burn up …   English terms dictionary

  • combust — [kəm bust′] vt., vi. [ME < L combustus, pp. of comburere, to burn up: see COMBUSTION] to undergo or cause to undergo combustion; burn …   English World dictionary

  • combust — [kəm bʌst] verb burn or be burnt by fire. Derivatives combustible adjective &noun combustor noun Origin C15 (earlier (ME) as combustion): from obs. combust burnt , from L. combust , comburere burn up …   English new terms dictionary

  • combust — 1. verb To burn; to catch fire. 2. adjective In close conjunction with the sun (so that its astrological influence is burnt up ), sometimes specified to be within 8 degrees 30. Guianerius had a patient co …   Wiktionary

  • combust — subject to combustion. Etymology: obs. combust (adj.) f. L combustus past part. (as COMBUSTION) …   Useful english dictionary

  • combust — verb Etymology: Latin combustus, past participle of comburere to burn up, irregular from com + urere to burn more at ember Date: 15th century burn …   New Collegiate Dictionary

  • combust — /keuhm bust /, v.i., v.t. burn. [1325 75; ME < L combustus (ptp. of comburere to burn up, equiv. to com COM + us var. s. of urere to burn + tus ptp. suffix; b by misanalysis of amburere, another deriv., as am + burere)] * * * …   Universalium

  • combust — (Roget s Thesaurus II) verb To undergo combustion: blaze1, burn, flame, flare. See HOT …   English dictionary for students

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