signalvssignalsWhat's the difference?

Which to use

“signal” and “signals” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#2,406
“signal” frequency rank
#4,487
“signals” frequency rank
6893
confusion score

Side-by-Side Comparison

Feature signal signals
Definition A sequence of states representing an encoded message in a communication channel. plural of signal

Where the spellings diverge

Shared letters are muted; the letters that actually set signal and signals apart are highlighted. They share 6 letters in sequence, which is exactly why the eye skips the difference.

6 ch
signal
7 ch
signals

Spelling & Dictionary Insight

signal and signals form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 extra letter(s) - “signal” sits inside “signals” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 6893, derived from the frequency rank of both members and their visual similarity.

signal is recorded at frequency rank #2,406, classified as anoun, pronounced /ˈsɪɡnəl/. signals is at rank #4,487, tagged as anoun, pronounced /ˈsɪɡnəlz/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 6893, this pair ranks #509,534 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Frequency comparison

signal#2,406
signals#4,487

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "signal" and "signals" be used interchangeably?
No, "signal" and "signals" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering signal vs signals

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “signal” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list