cuticle

noun

cu·​ti·​cle ˈkyü-ti-kəl 

1

: an outer covering layer: such as

a

: an external envelope (as of an insect) secreted usually by epidermal cells

b

: the outermost layer of animal integument composed of epidermis

c

: a thin continuous fatty or waxy film on the external surface of many higher plants that consists chiefly of cutin

d

: the outermost membranous layer of a hair consisting of overlapping scales of epithelial cells

2

: dead or horny epidermis (such as that surrounding the base and sides of a fingernail)

cuticular

kyu̇-ˈti-kyə-lər 

adjective

Examples of cuticle in a Sentence

Recent Examples on the Web

Start by pushing back your cuticles, lightly buffing your nails, and filing the tips for a nice and tidy canvas. — Kara Jillian Brown, InStyle, 8 Aug. 2026

Rounding out the formula are rice peptides, which help reinforce the cuticle for stronger, more resilient strands over time. — Conçetta Ciarlo, Vogue, 31 July 2026

Rose water, a natural humectant, helps draw moisture into the hair while smoothing the cuticle to reduce frizz without weighing strands down. — Cheryl Fenton, Parents, 30 July 2026

Once Hathaway’s nails were completely dry, Qin used the brand’s Apricot Cuticle Oil to nourish the cuticles and add another boost of shine. — Clara McMahon, PEOPLE, 23 July 2026

Word History

Etymology

Latin cuticula, diminutive of cutis skin — more at hide

First Known Use

1615, in the meaning defined at sense 1

Rhymes for cuticle

• hermeneutical
• pharmaceutical
• radiopharmaceutical

Kids Definition

cuticle

noun

cu·​ti·​cle ˈkyüt-i-kəl 

1

: an outer layer (as of skin or a leaf) often produced by the cells beneath

2

: a dead or horny layer of skin especially around a fingernail

Medical Definition

cuticle

noun

cu·​ti·​cle ˈkyüt-i-kəl 

1

: an outer covering layer: as

a

: the outermost layer of integument composed of epidermis

b

: the outermost membranous layer of a hair consisting of cornified epithelial cells

2

: dead or horny epidermis (as that surrounding the base and sides of a fingernail or toenail)

cuticular

kyu̇-ˈtik-yə-lər 

adjective