strengthen

verb

US /ˈstreŋθən/

Word Forms

present tense
I/you/we/they	strengthen
he/she/it	strengthens
present participle	strengthening
past tense	strengthened
past participle	strengthened

1
transitive to make your body physically stronger or more healthy
Aerobic exercise strengthens the heart.
Synonyms and related words
To get better after an illness
recover
survive
respond
1. 1a
  intransitive to become physically stronger
  Doctors say his injured shoulder will take time to strengthen.
  Synonyms and related words
  To become, or to make something stronger
  strengthen
  intensify
  invigorate
2
transitive to make something stronger so that it will take more weight or force without breaking
The bridge will need to be strengthened.
Synonyms and related words
To become, or to make something stronger
strengthen
intensify
invigorate
3
transitive to make a feeling, decision, relationship, etc. stronger or more powerful
Her objections only strengthened my resolve to open my own business.
Synonyms and related words
To become more definite, or to make something more definite
make certain
confirm
crystallize
1. 3a
  intransitive to become stronger or more powerful
  a sense of community that has strengthened over time
  Synonyms and related words
  To become, or to make something stronger
  strengthen
  intensify
  invigorate
4
transitive to make an organization, business, army, etc. more powerful, successful, or effective
The secretary will discuss strengthening the U.N. force.
programs aimed at strengthening local economies
Synonyms and related words
To do business and relating to doing business
account
after hours
asset
1. 4a
  to make a law or punishment stronger
  Congress debated strengthening the Clean Air Act.
  Synonyms and related words
  Creating, amending and abolishing laws
  abolish
  abrogate
  amend
5
transitive to give support to a position or argument
The new evidence strengthens Wilkins’ case.
Synonyms and related words
To support an idea, plan or person
support
back
get behind
6
intransitive/transitive to increase the value of the money of a country
The appointment of a new premier in Italy helped strengthen the lira.
The dollar continues to strengthen against the yen.
Synonyms and related words
Currency and currencies
a run on something
base currency
basket
7
intransitive if the wind or a current strengthens, it becomes faster or more powerful
The gale continued to strengthen throughout the night.
Synonyms and related words
What liquids can do
break
burst
cast up
Synonyms and related words
What the wind can do
blow
catch
drop

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