Set 158 · Study 1 / 5

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rigor

noun/ˈrɪɡər/

definition

the quality of being thorough and accurate in a process or activity

example

The scientific study was conducted with great rigor, ensuring that all data was meticulously analyzed and accurately reported.

synonyms
strictnessthoroughnessprecision
word origin — from Latin 'rigor', meaning 'stiffness, rigidity'

TOEFL Vocabulary — Set 158

Set 158 of TOEFL Vocabulary covers 5 words: rigor, fossil, discharge, conjecture, willingness. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.

  1. rigor · noun/ˈrɪɡər/

    the quality of being thorough and accurate in a process or activity

    The scientific study was conducted with great rigor, ensuring that all data was meticulously analyzed and accurately reported.

    Synonyms: strictness, thoroughness, precision

    Origin: from Latin 'rigor', meaning 'stiffness, rigidity'

  2. fossil · noun/ˈfɑsl/

    the preserved remains or traces of ancient organisms

    The paleontologist discovered a remarkably well-preserved fossil of a dinosaur in the rocky hillside.

    Synonyms: remains, relics, traces

    Origin: The word 'fossil' originates from the Latin 'fossilis', meaning 'dug up', which is derived from 'fodere', meaning 'to dig'.

  3. discharge · noun/dɪsˈtʃɑrdʒ/

    the act of releasing or letting go of something

    The hospital will arrange for the discharge of patients once they are stable enough to go home.

    Synonyms: release, emission, expulsion

    Origin: Middle English deschargen, from Old French descharger, from des- (off) + charger (to load)

  4. conjecture · noun/kənˈdʒɛk.tʃər/

    a conclusion or opinion based on incomplete information

    His theory about the cause of the fire was merely a conjecture, lacking solid evidence to support it.

    Synonyms: guess, assumption, speculation

    Origin: from Latin 'conjectura', meaning 'a throwing together', from 'con-' (meaning 'together') and 'jacere' (meaning 'to throw')

  5. willingness · noun/ˈwɪl.ɪŋ.nəs/

    the quality of being ready and eager to do something

    Her willingness to help others in need has made a significant impact on the community.

    Synonyms: readiness, eagerness, enthusiasm

    Origin: The word 'willingness' is derived from the Old English 'wilniġ,' which means 'to wish' or 'to desire.' The suffix '-ness' is used to form nouns indicating a state or quality.