tri·fid 
(trīfĭd′)
(trīfĭd′)adj.
Divided or cleft into three narrow parts or lobes: a trifid tail.
[Latin trifidus : tri-, tri- + findere, fid-, to split.]
- press charges
- press conference
- pressed for time
- presser
- press gang
- pressgang
- press-gang
- pressing
- pressingly
- press kit
- press luck
- pressman
- pressmark
- press of sail
- press one's luck
- pressor
- press/push (one's) luck
- press release
- pressroom
- press run
- pressrun
- press secretary
- press the flesh
- presstime
- pressure