Word Pronunciation & Dictionary

lactase

/lˈæktˌeɪs/

Word Rarity Very rare

Frequency: 2.15 in modern English

Syllables: lac-tase
IPA: /lˈæktˌeɪs/

9

Scrabble Score

7

Letters

2

Syllables

6

Unique Chars

Meaning

noun

A β-galactosidase enzyme that is involved in the hydrolysis of the disaccharide lactose into constituent galactose and glucose monomers.

Countable; Uncountable

Etymology

From lacto- + -ase.

Word Breakdown

Prefix: lacto
Suffix: ase

Usage

Inflected Forms

lactases (plural)

Phrases

lactase persistence

Synonyms

lactase-phlorizin hydrolase lactaid

Questions

How do you pronounce lactase?: The recorded pronunciation is /lˈæktˌeɪs/.
What does lactase mean?: A β-galactosidase enzyme that is involved in the hydrolysis of the disaccharide lactose into constituent galactose and glucose monomers.
Where does lactase come from?: From lacto- + -ase.

How to pronounce lactase

Open the pronunciation page — Open the Speakur entry for “lactase”.
Read the phonetic spelling — Read the IPA spelling (/lˈæktˌeɪs/) so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “lactase”.
Repeat and practice — Say “lactase” aloud, matching stress and vowels until it feels natural.