© 2026 Sloth Lingo. Learn easy. Lounge wisely.

fuliginous

Upper-Intermediate (B2)

IPA: /fjuˈlɪdʒɪnəs/

KK: /fjuˈlɪdʒənəs/

adjective
Definition

Having a dark or sooty color, often resembling the appearance of soot.


Example

The fuliginous sky signaled an approaching storm.


Conversation
Sloth A
I love how the sunset makes everything look so fuliginous at times.
Sloth B
Yeah, it really gives a unique vibe to the evening sky.
Sloth A
I enjoy taking photos when the colors get that deep, dark look.
Sloth B
Same here! It adds a dramatic effect to the pictures.

Synonyms & Antonyms
Synonyms
sooty
dark
dusky
Antonyms
bright
clear
luminous
Root Explanation

Fuliginous → It is formed from "fūl" (from Old English, meaning foul or dirty) and "-ginous" (from Latin "-ginosus", meaning full of). The word "fuliginous" means full of soot or smoke, often describing something that is dark or murky.

Memory Tip

Think of something that is 'foul' or 'dirty' ('fūl') and 'full of' ('-ginous') soot or smoke, which helps you remember that 'fuliginous' describes a dark, smoky quality.

Visually Confused Words
uliginous
uliginose
fulminous
rubiginous
fulmineous
caliginous
Is this page helpful?