segmentation

noun

seg·​men·​ta·​tion ˌseg-mən-ˈtā-shən 

-ˌmen-

: the process of dividing into segments

especially : the formation of many cells from a single cell (as in a developing egg)

Examples of segmentation in a Sentence

the segmentation of the population

Recent Examples on the Web

Professional is the high-end plan that includes all Free and Standard features, plus advanced segmentation, advanced drag-and-drop workflows, pop-up forms, batch sending, time zone sends, and optimal time sends. — Gabriel Zamora, PC Magazine, 22 June 2026

Phoneme segmentation means breaking down the individual sounds within words kids hear. — Theo Peck-Suzuki, Hartford Courant, 21 June 2026

Segment Customers By Service Needs Customer segmentation becomes extremely important when resources are limited. — Expert Panel®, Forbes.com, 11 June 2026

Relying on hyper-segmentation is at the core of Ground Up’s growth strategy. — Fairchild Studio, Footwear News, 1 June 2026

Word History

First Known Use

1851, in the meaning defined above

Phrases Containing segmentation

• segmentation cavity

Rhymes for segmentation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation

Kids Definition

segmentation

noun

seg·​men·​ta·​tion ˌseg-mən-ˈtā-shən 

-ˌmen-

: the process of dividing into segments

especially : the formation of many cells from a single cell (as in a developing egg)

Medical Definition

segmentation

noun

seg·​men·​ta·​tion ˌseg-(ˌ)men-ˈtā-shən 

1

: the act or process of dividing into segments

especially : the formation of many cells from a single cell (as in a developing egg)

2

: annular contraction of smooth muscle (as of the intestine) that seems to cut the part affected into segments compare peristalsis