Lamb, hogget, and mutton, generically sheep meat, are the meat of domestic sheep, Ovis aries. A sheep in its first year is a lamb and its meat is also lamb. The meat from sheep in their second year is hogget. Older sheep meat is mutton.

What does mutton mean in food?

: the flesh of a mature sheep used for food.

What does Udometry mean?

the measurement of rainfall with any of various types of rain gauges. — udometric, adj. See also: Rain. the measurement of rainfall with any of various types of rain gauges.