able to withstand force, pressure, or wear
cotton is strong, hard-wearing, and easy to handle
used after a number to indicate the size of a group
a hostile crowd several thousands strong
denoting a class of verbs in Germanic languages that form the past tense and past participle by a change of vowel within the stem rather than by addition of a suffix (e.g. swim, swam, swum)
relating to or denoting the strongest of the known kinds of force between particles, which acts between nucleons and other hadrons when closer than about 10? cm (so binding protons in a nucleus despite the repulsion due to their charge), and which conserves strangeness, parity, and isospin