lune 
(ln)
(ln)n.
A crescent-shaped portion of a plane or sphere bounded by two arcs of circles.
[Latin lūna, moon; see leuk- in the Appendix of Indo-European roots.]
luneThe area of this lune, the outer arc of which is a semicircle centered at M and the inner arc of which is a quarter circle centered at C, is equal to the area of the triangle ABC.
- transcript
- transcriptase
- transcription
- transcriptional
- transcriptionally
- transcriptionist
- transculturation
- transcurrent
- transcutaneous
- transdermal
- transdermal patch
- transduce
- transducer
- transductant
- transduction
- transductional
- transect
- transection
- transept
- transeptal
- transeunt
- trans fat
- trans fatty acid
- transfect
- transfection