Trifid is Latin for "split into three parts" or "threefold" and may refer to: * ''Trifid'' (journal), a Czech-language periodical *

Trifid Nebula The Trifid Nebula (catalogued as Messier 20 or M20 and as NGC 6514) is an H II region in the north-west of Sagittarius in a star-forming region in the Milky Way's Scutum-Centaurus Arm. It was discovered by Charles Messier on June 5, 1764. I ...

in the constellation Sagittarius *

Trifid cipher The trifid cipher is a classical cipher invented by Félix Delastelle and described in 1902. Extending the principles of Delastelle's earlier bifid cipher, it combines the techniques of fractionation and transposition to achieve a certain amount ...

, a fractionated cipher * Trifid (software), suite of manufacturing software by

Plessey The Plessey Company plc was a British electronics, defence and telecommunications company. It originated in 1917, growing and diversifying into electronics. It expanded after World War II by acquisition of companies and formed overseas compani ...

Distinguish from

Triffid The triffid is a fictional tall, mobile, carnivorous plant species, created by John Wyndham in his 1951 novel ''The Day of the Triffids'', which has since been adapted for film and television. The word "triffid" has become a common reference ...

, a fictional dangerous mobile plant in the 1951 novel ''The Day of the Triffids'' by John Wyndham *

The Triffids The Triffids were an Australian alternative rock and pop band, formed in Perth in Western Australia in May 1978 with David McComb as singer-songwriter, guitarist, bass guitarist and keyboardist.McFarlane (1999). Encyclopedia entry fo"The Triff ...

, a popular Australian band named for the plant

Distinguish from

See also