non-linear optics
noun
The branch of optics that deals with light so intense that a nonlinear relationship holds between the electromagnetic field of the light beams and the response of the propagating medium.
Origin
1960s; earliest use found in Science.
- lickety-split
- lick hole
- licking
- lick one's lips
- lick one's lips (or chops)
- lick one's wounds
- lick (or knock or whip) someone/thing into shape
- lick someone's boots (or vulgar slang arse)
- lick someone/thing into shape
- lickspittle
- licorice
- licorice stick
- lictor
- lid
- lidar
- lidded
- Liddell, Eric
- Liddell Hart, Sir Basil Henry
- Lidingö
- lidless
- lido
- lidocaine
- lie
- lie ahead
- lie around/about