nucleate
UK/'nju:klieit/US
GREC2
Definitions
v.
To form a nucleus, or to start growing or gathering around a central core.
成核；（使）围绕核心形成、聚集。
adj.
Having a nucleus.
有核的。
Root Breakdown
Root-derivednucle (core, kernel) + -ate (verb suffix, 'to make / act on') = to form a core or build around one. In chemistry and physics, crystals or bubbles nucleate — they begin from a tiny central seed and grow outward.
Root nucle still carries 5 more wordsUsage Guide
Note the stress shift between verb and adjective: the verb is NEW-clee-ATE (/ˈnjuːklieɪt/), the adjective NEW-clee-it (/ˈnjuːkliət/), like 'separate.'
Example Sentences
- 1.
Dust particles help water droplets nucleate in clouds.
- 2.
Crystals began to nucleate as the solution cooled.