English Reference

Word

algebra

Phoneticsal·ge·bra

US/ˈæɫdʒəbɹə/

UK/ˈældʒɪbɹɐ/

Definitions

01elementary mathematics

B1 · Math

n. a type of math where you use letters like 'x' or 'y' to represent unknown numbers.

n. the branch of mathematics that uses letters and symbols to represent numbers and quantities in formulae and equations.

“In our algebra class today, we learned how to solve for x in a simple equation.”

“Elementary algebra provides the foundational tools necessary for students to transition from concrete arithmetic to abstract mathematical reasoning.”

02abstract mathematical structure

C1 · Math

n. a more advanced area of math that studies complex structures and how they relate to each other.

n. a specific type of algebraic structure, such as a vector space or a ring, often studied in abstract algebra.

“The professor explained how a Boolean algebra can be used in computer logic.”

“Linear algebra is essential for modern data science, as it allows for the efficient manipulation of large multidimensional datasets through matrix operations.”

Technical · Academic

Synonyms

algebraic structure

03bone setting

C2 · Medicine

n. an old word for fixing broken or moved bones.

n. the surgical treatment of a dislocated or fractured bone; a historical sense reflecting the word's Arabic roots.

“The old medical book described the algebra of the shoulder after a fall.”

“The etymology of the term reveals that 'algebra' once referred to the physical restoration of broken limbs before it became a mathematical descriptor.”

Archaic · Technical

Usage

This sense is no longer used in modern medical practice.

Synonyms

bone-settingreduction

Etymology

Etymology tree Arabic جَبَرَ (jabara) Arabic الْجَبْر (al-jabr)bor. Medieval Latin algebrabor. English algebra Borrowed from Medieval Latin algebra, from the Arabic الْجَبْر (al-jabr, “reunion, resetting of broken parts”) in the title of al-Khwarizmi's influential work الْكِتَاب الْمُخْتَصَر فِي حِسَاب الْجَبْر وَالْمُقَابَلَة (al-kitāb al-muḵtaṣar fī ḥisāb al-jabr wa-l-muqābala, “The Compendious Book on Calculation by Completion and Balancing”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Related words

Domains

MathematicsMedicine

This entry

Level
B1 · Intermediate
Frequency
Frequent
Updated

Scan code

English Reference