adj. strong·er, strong·est
a. Physically powerful; capable of exerting great physical force.
b. Marked by great physical power: a strong blow to the head.
2. In good or sound health; robust: a strong constitution; a strong heart.
3. Economically or financially sound or thriving: a strong economy.
4. Having force of character, will, morality, or intelligence: a strong personality.
5. Having or showing ability or achievement in a specified field: students who are strong in chemistry.
6. Capable of the effective exercise of authority: a strong leader.
a. Capable of withstanding force or wear; solid, tough, or firm: a strong building; a strong fabric.
b. Having great binding strength: a strong adhesive.
8. Not easily captured or defeated: a strong flank; a strong defense.
9. Not easily upset; resistant to harmful or unpleasant influences: strong nerves; a strong stomach.
10. Having force or rapidity of motion: a strong current.
a. Persuasive, effective, and cogent: a strong argument.
b. Forceful and pointed; emphatic: a strong statement.
c. Forthright and explicit, often offensively so: strong language.
12. Extreme; drastic: had to resort to strong measures.
13. Having force of conviction or feeling; uncompromising: strong faith; a strong supporter.
14. Intense in degree or quality: a strong emotion; strong motivation.
a. Having an intense or offensive effect on the senses: strong light; strong vinegar; strong cologne.
b. Clear and loud: a strong voice.
c. Readily noticeable; remarkable: a strong resemblance; a strong contrast.
d. Readily detected or received: a strong radio signal.
a. Having a high concentration of an essential or active ingredient: mixed a strong solution of bleach and water.
b. Containing a considerable percentage of alcohol: strong punch.
c. Powerfully effective: a strong painkiller.
17. Of or relating to a color having a high degree of saturation.
18. Having a specified number of units or members: a military force 100,000 strong.
19. Marked by steady or rising prices: a strong market.
a. Of or relating to those verbs in Germanic languages that form their past tense by a change in stem vowel, and their past participles by a change in stem vowel and sometimes by adding the suffix -(e)n, as sing, sang, sung or tear, tore, torn.
b. Of or relating to the inflection of nouns or adjectives in Germanic languages with endings that historically did not contain a suffix with an n.
21. Stressed or accented in pronunciation or poetic meter. Used of a word or syllable.
In a strong, powerful, or vigorous manner; forcefully: a salesperson who comes on too strong.
[Middle English, from Old English strang.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.