lactase

«lactase» in Mova's school dictionary: an enzyme, a natural chemical in the body, that breaks… — its meaning for a pupil, its sense in the lessons and examples.

part of speech

noun (lactase); uncountable

meaning for a pupil

(science) Lactase is an enzyme, a natural chemical in the body, that breaks down lactose, the sugar in milk, so it can be digested. tree →

sense in the lessons

Science and health lessons: people without enough lactase are lactose intolerant and may get tummy aches from milk. Lactase drops or pills can help. It tells the reader about digestion.

examples

• Lactase breaks down the sugar in milk. tree →
• People who make little lactase may get tummy aches from milk. tree →
• Babies make lots of lactase to digest their milk. tree →
• You can buy milk with lactase already added. tree →
• Many adults around the world make less lactase as they grow up. tree →
• Lactase is an enzyme in the small intestine. tree →

note

Trap: lactase (the enzyme, «-ase») vs lactose (the milk sugar, «-ose»). Enzyme names often end «-ase».

Trees and pragmatics

Every meaning and example of «lactase» parsed by Mova, each sentence with its dependency tree and frames.