ab-STROOS
The professor’s lectures were so abstruse that only a few students could grasp the intricate concepts.
Fun Fact
Abstruse topics often challenge our minds, but they also help develop critical thinking skills. The term is frequently used in philosophy or science, where unraveling complex ideas can lead to groundbreaking discoveries.
rih-KAL-sih-trunt
(adjective) Having an obstinately uncooperative attitude toward authority or discipline; stubbornly resistant to control
The recalcitrant student refused to put away his phone despite three separate warnings from the teacher.
Recalcitrant comes from the Latin recalcitrare — from re- (“back”) + calcitrare (“to kick”) — itself derived from calx (“heel”). The original image is vividly literal: a horse or mule kicking back against its rider or handler. It entered English in the 19th century, retaining that core sense of stubborn, physical resistance before broadening to describe any obstinate defiance of authority.
Fun Fact
The image baked into recalcitrant — a horse kicking back against its handler — was no accident for the word’s early users. Working animals that refused to cooperate were a genuine and costly problem in agricultural and military life, and the Latin calcitrare was used specifically to describe that backward kick. When English writers adopted the word in the 1800s, they applied it almost immediately to people: rebellious students, unruly workers, and defiant political prisoners all earned the label. The animal metaphor has never entirely left the word — calling someone recalcitrant still carries a faint suggestion of brute stubbornness over reasoned disagreement.
Today's Word Recalcitrant rih-KAL-sih-trunt Definition (adjective) Having an obstinately uncooperative...
Read MoreToday's Word Punctilious punk-TIL-ee-us Definition (adjective) Showing great attention to...
Read MoreToday's Word Impecunious im-pih-KYOO-nee-us Definition (adjective) Having little or no...
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