lacto-


Also found in: Medical.

lacto-

(word root) milk
Examples of words with the root lacto-: lactoprotein

lacto-

or lact-
pref.
1. Milk: lactoprotein.
2. Lactose: lactase.
3. Lactic acid: lactate.

[From Latin lac, lact-, milk; see melg- in Indo-European roots.]

lacto-

or before a vowel

lact-

combining form
indicating milk: lactobacillus.
[from Latin lact-, lac milk]

lacto-

a combining form meaning “milk” (lactometer) or “lactic acid” (lactobacillus). Also, lacti- ;esp. before a vowel, lact-.
[< Latin lact-, s. of lac milk + -o-]
References in periodicals archive ?
Even if you aren't interested in becoming a semi-, lacto-, or any other type of vegetarian, you should eat more fruits and vegetables in order to reduce your risk of cancer.