English Reference
noun · adjective · verb

metric

n. · adj. · v.
US /ˈmɛtɹɪk/ UK /mˈɛtɹɪk/ met·ric UK spelling metric's, metric's

  1. 01 B2 Upper Intermediate Academic

    n.a standard or way to measure how well something is doing.

    n.a standard of measurement for assessing or tracking performance, progress, or quality, particularly in business or engineering.

    Simple

    The company uses customer satisfaction as a key metric for success.

    In context

    The marketing department analyzed several engagement metrics, including click-through rates and average session duration, to evaluate the campaign's effectiveness.

    Usage

    Often used with 'key' or 'performance'.

  2. 02 C2 Proficiency Technical Math

    n.a mathematical rule used to find the distance between two points.

    n.a function that defines a distance between each pair of elements of a set, satisfying specific formal conditions like the triangle inequality.

    Simple

    In this geometry, we use a different metric to calculate the distance.

    In context

    The researcher defined a custom metric on the data set to better represent the similarities between complex genomic sequences.

    Usage

    Used as a countable noun in mathematical contexts.

    distance function
  3. 03 B1 Intermediate Science

    adj.relating to the system of measurement that uses meters, grams, and liters.

    adj.relating to the decimal-based system of weights and measures, specifically the International System of Units (SI).

    Simple

    Most countries in the world use the metric system for daily life.

    In context

    The transition from imperial to metric units in the aerospace industry required a complete recalibration of all manufacturing equipment.

  4. 04 C1 Advanced Technical Music

    adj.relating to the rhythm or beat of a piece of music.

    adj.relating to the meter or rhythmic structure of a musical composition or poetic verse.

    Simple

    The song has a complex metric structure that makes it hard to dance to.

    In context

    The composer experimented with metric modulation, shifting the pulse of the piece without changing the actual tempo of the performance.

    rhythmicmetrical
  5. 05 C1 Advanced TechnicalInformal Computing

    v.to collect and study data to see how well a process is working.

    v.to measure or analyze statistical data regarding the quality or effectiveness of a specific process.

    Simple

    We need to metric the new software to see if it is faster.

    In context

    The DevOps team decided to metric every stage of the deployment pipeline to identify where the latency was occurring.

Usage metric tons

Sales figures are a rough and insubstantial metric, though.

The Guardian· 10 Aug 2026

The weight of these solar panels adds up quickly—we’re looking at probably 1 to 2 metric tons.

Ars Technica· 15 Jul 2026

From French métrique (1864), from New Latin metricus (“pertaining to the system based on the meter”), from metrum (“a meter”); see meter. By surface analysis, metre + -ic.

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

This entry
Origin la-new metricus
Level B2 · Upper Intermediate
Frequency Frequent
Updated