English Dictionary
Christmas fern
n : North American evergreen fern having pinnate leaves and
dense clusters of lance-shaped fronds [syn: {Christmas
fern}, {canker brake}, {dagger fern}, {evergreen wood
fern}, {Polystichum acrostichoides}]
English Computing Dictionary
Christmas tree
A kind of EIA-232 line tester or breakout box featuring rows of
blinking red and green LEDs suggestive of Christmas lights.
[{Jargon File}]