Trifid — may refer to:*Trifid Nebula in the constellation Sagittarius. *Triffid, the titular antagonist from the 1951 novel The Day of the Triffids by John Wyndham … Wikipedia
Trifid — Tri fid, a. [L. trifidus; tri (see {Tri }) + the root of findere to split: cf. F. trifide.] Cleft to the middle, or slightly beyond the middle, into three parts; three cleft. [1913 Webster] … The Collaborative International Dictionary of English
trifid — divided into three lobes, 1620s, from L. trifidus cleft in three, from tri three + FID (Cf. fid). This adj. probably inspired triffid, the name of the three legged walking poisonous plants in John Wyndham s novel The Day of the Triffids (1951) … Etymology dictionary
trifid — [trī′fid] adj. [L trifidus < tri , three + FID] divided into three lobes or parts by deep clefts, as some leaves … English World dictionary
trifid — adjective Etymology: Latin trifidus split into three, from tri + findere to split more at bite Date: circa 1753 being deeply and narrowly cleft into three teeth, processes, or points < a spoon with a trifid top > … New Collegiate Dictionary
Trifid Nebula — by the Hubble Space Telescope (NASA/ESA) Observation data: J2000 epoch Type … Wikipedia
Trifid cipher — In classical cryptography, the trifid cipher is a cipher invented around 1901 by Felix Delastelle, which extends the concept of the bifid cipher to a third dimension, allowing each symbol to be fractionated into 3 elements instead of two. That is … Wikipedia
Trifid-Nebel — Datenbanklinks zu Trifidnebel Emissionsnebel Daten des Trifidnebels … Deutsch Wikipedia
Trifid Nebula — ▪ astronomy (catalog numbers NGC 6514 and M 20), bright, diffuse nebula in the constellation Sagittarius, lying several thousand light years from the Earth. It was discovered by the French astronomer Legentil de La Galaisière before 1750 and… … Universalium
trifid beggar-ticks — noun bur marigold of temperate Eurasia • Syn: ↑European beggar ticks, ↑trifid bur marigold, ↑Bidens tripartita • Hypernyms: ↑bur marigold, ↑burr marigold, ↑beggar ticks, ↑beggar s ticks, ↑ … Useful english dictionary