innermost

1 of 2

adjective

in·​ner·​most ˈi-nər-ˌmōst 

: farthest inward : inmost

innermost

2 of 2

noun

: the inmost part

Examples of innermost in a Sentence

Adjective

She revealed her innermost feelings.

the innermost part of the cave

Recent Examples on the Web

Adjective

Timing varies, but, as with the other methods, the turkey is ready when the temperature in the innermost part of the thigh, the innermost part of the wing and the thickest part of the breast reaches 165°F. —Kate Perez, USA Today, 24 Nov. 2025

The first wall is the innermost solid surface of a fusion reactor’s vacuum chamber, which directly faces the plasma. —Georgina Jedikovska, Interesting Engineering, 19 Nov. 2025

Noun

Ejecta from its innermost large, volcano-rich moon, Io, populates this inner magnetosphere with sulfur dioxide gas, where the magnetic field forces this material to co-rotate with Jupiter itself in a torus-like shape. —Ethan Siegel, Big Think, 3 Sep. 2025

All of the visible pieces had delaminated into three shells: the innermost of the five layers, a shell made of the second and third layers, and another with the fourth and fifth layers. —Mark Harris, WIRED, 25 Sep. 2024

Word History

First Known Use

Adjective

14th century, in the meaning defined above

Noun

14th century, in the meaning defined above

Rhymes for innermost

• diagnosed
• easternmost
• lowermost
• milepost
• northernmost
• outermost
• rearmost
• southernmost
• uppermost
• uttermost
• westernmost
• almost

Kids Definition

innermost

adjective

in·​ner·​most

ˈin-ər-ˌmōst

1

: farthest inward

2

: most intimate : deepest

one's innermost feelings