What does repetend mean?
A repetend is a sequence that recurs, especially a passage or musical phrase performed again and again at intervals. The term is also used in mathematics for the repeating group of digits that forms the end of a recurring decimal expansion; for example, the recurring portion of 0.3333... is the repetend “3.” In literary or musical analysis, it can refer more broadly to any repeated verbal or melodic pattern. Although the word may suggest mechanical repetition, it is not inherently negative: a repetend can also identify a motif that gives a work structural unity and recognizable character. It is useful when one needs to distinguish the recurring sequence itself from the act of repetition.
nounA sequence of words, notes, or other elements that recurs at regular intervals. In mathematics, a repetend is the repeating sequence of digits in a decimal expansion.
- A sequence of words, musical notes, sounds, or other elements that repeats at intervals.
- The repeating sequence of digits in a decimal expansion.
"The bell rang in a measured repetend throughout the afternoon."
"The song's second verse repeats the same melodic repetend as the chorus."
"In the decimal expansion of one third, the digit 3 forms an endless repetend."
Used when referring to multiple recurring sequences or repeating decimal patterns.
"The decimals have different repetends but identical values."
The endless-looking tail of a repeating decimal has a name: the repetend.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does repetend come from?
Repetend comes from the Latin repetendus, a gerundive of repetere, meaning “to repeat.” The term was adopted into English in the 17th century for a phrase repeated at intervals, and its mathematical sense for a recurring sequence in a decimal was developed during the 19th century. It shares its root with repeat, repetition, repetitive, and repetitious.
How repetend is actually used
The word is relatively uncommon in general prose but standard in discussions of music, literature, and mathematics.
Easily confused with repetend
A repetition is an act or instance of saying or doing something again, whereas a repetend is the specific sequence that recurs.