<p><strong>Verb</strong></p><ul><li>(used with object) to determine or ascertain by mathematical methods; compute: to calculate the velocity of light.</li><li>Synonyms: cast, figure, count</li><li>to determine by reasoning, common sense, or practical experience; estimate; evaluate; gauge.</li><li>to make suitable or fit for a purpose; adapt (usually used passively and with an infinitive): His remarks were calculated to inspire our confidence.</li><li>Synonyms: mean, intend, plan, design</li><li>Chiefly Northern U.S. to think; guess.</li><li>to intend; plan.</li></ul><p><strong>Verb</strong></p><ul><li>(used without object) to make a computation or form an estimate.</li><li>to count or rely (usually followed by on or upon): They calculated on good weather.</li></ul>