Hil·bert 
(hĭlbərt), David 1862-1943.
(hĭlbərt), David 1862-1943. German mathematician who wrote Foundations of Geometry (1899) and made significant contributions to several other branches of mathematics.
- lose-lose
- lose (one's) head
- lose one's head
- lose (one's) heart to
- lose one's heart to
- lose (one's) shirt
- lose one's shirt
- lose (one's) tongue
- lose one's tongue
- lose out
- lose out on
- loser
- lose shirt
- lose time
- lose tongue
- losing
- losingest
- loss
- loss leader
- loss ratio
- lost
- lost and found
- lost-and-found
- Lost River Range
- lot