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tense 1 (tĕns)
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adj. tens·er, tens·est
1. Tightly stretched; taut. See Synonyms at stiff, tight.
2.
a. In a state of nervous tension or mental strain: was very tense before the exam.
b. Causing or characterized by nervous tension or mental strain: a tense standoff between border patrols.
3. Linguistics Enunciated with taut muscles, as the sound (ē) in keen.
tr. & intr.v. tensed, tens·ing, tens·es
To make or become tense.
[Latin tēnsus, past participle of tendere, to stretch; see ten- in the Appendix of Indo-European roots.]
tensely adv.
tenseness n.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
 
tense 2 (tĕns)
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n.
Grammar
1. A property of verbs in which the time of the action or state, as well as its continuance or completion, is indicated or expressed.
2. A category or set of verb forms that indicate or express the time, such as past, present, or future, of the action or state.
[Middle English tens, from Old French, time, from Latin tempus.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 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:

    Indo-European Roots

    Semitic Roots

    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.

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