acclimatize

verb

ac·​cli·​ma·​tize ə-ˈklī-mə-ˌtīz 

acclimatized; acclimatizing

: acclimate

acclimatization

ə-ˌklī-mə-tə-ˈzā-shən 

noun

acclimatizer noun

Synonyms

• acclimate
• accommodate
• adapt
• adjust
• condition
• conform
• doctor
• edit
• fashion
• fit
• put
• shape
• suit
• tailor

Examples of acclimatize in a Sentence

The mountain climbers spent a few days acclimatizing themselves to the high altitude.

had lived through several northern winters before she fully acclimatized her wardrobe

Recent Examples on the Web

To prepare for heat, become acclimatized to hot weather. —Melanie Radzicki McManus, CNN, 22 June 2024

New workers should have a chance to gradually acclimatize to heat, be trained for emergencies and to monitor for heat symptoms. —Tribune News Service, Hartford Courant, 18 June 2024

Once again, Kleitman had been unable to acclimatize to a 28‑hour schedule while his student had done so within two weeks. —Discover Magazine, 14 June 2024

And note that kids acclimatize much more slowly than adults, says Eisenman, so give them extra days to prepare. 2. —Carmel Wroth, NPR, 6 June 2024

Word History

Etymology

ad- + climate + -ize (perhaps modeled on French acclimater) — more at acclimate

First Known Use

1802, in the meaning defined above

Kids Definition

acclimatize

verb

ac·​cli·​ma·​tize ə-ˈklī-mə-ˌtīz 

acclimatized; acclimatizing

: acclimate

acclimatization

ə-ˌklī-mət-ə-ˈzā-shən 

noun

Medical Definition

acclimatize

verb

ac·​cli·​ma·​tize

variants or British acclimatise

ə-ˈklī-mə-ˌtīz 

acclimatized or British acclimatised; acclimatizing or British acclimatising

transitive verb

: to adapt to a new temperature, altitude, climate, environment, or situation

intransitive verb

: to become acclimatized

acclimatization noun

or British acclimatisation

ə-ˌklī-mət-ə-ˈzā-shən