lancet
n
1 (Also called)
lance a pointed surgical knife with two sharp edges
2 short for →
lancet arch →
lancet window (C15 lancette, from Old French: small lance)
lancet arch
n a narrow acutely pointed arch having two centres of equal radii, (Sometimes shortened to)
lancet (Also called)
acute arch, Gothic arch, pointed arch, ogive
lancet fish
n either of two deep-sea teleost fishes, Alepisaurus ferox or A. borealis, having a long body with a long sail-like dorsal fin: family Alepisauridae
lancet window
n a narrow window having a lancet arch, (Sometimes shortened to)
lancet