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Definition signal

Etymology

From Old French segnal, seignal or Medieval Latin sign?le, noun use of the neuter of Late Latin sign?lis, from Latin signum.

Noun

signal (plural signals)

  1. A sequence of states representing an encoded message in a communication channel.
  2. Any variation of a quantity or change in an entity over time that conveys information upon detection.
  3. A sign made to give notice of some occurrence, command, or danger, or to indicate the start of a concerted action.
  4. An on-off light, semaphore, or other device used to give an indication to another person.
  5. (of a radio, TV, telephone, internet, etc.) An electromagnetic action, normally a voltage that is a function of time, that conveys the information of the radio or TV program or of communication with another party.
  6. An action, change or process done to convey information and thus reduce uncertainty.
  7. A token; an indication; a foreshadowing; a sign.
  8. Useful information, as opposed to noise.
  9. (computing, Unix) A simple interprocess communication used to notify a process or thread of an occurrence.
  10. (biochemistry) A signalling interaction between cells

Verb

signal (third-person singular simple present signals, present participle (UK) signalling or (US) signaling, simple past and past participle (UK) signalled or (US) signaled)

  1. (transitive, intransitive) To indicate; to convey or communicate by a signal.
  2. (transitive) To communicate with (a person or system) by a signal.

Adjective

signal (not comparable)

  1. Standing above others in rank, importance, or achievement.

Results 469 Words with the letters SIGNAL

2 3 4 5 6 7 8 9 10
9 letter words with the letters SIGNAL 
8 letter words with the letters SIGNAL 
7 letter words with the letters SIGNAL 
6 letter words with the letters SIGNAL 
ALGINS 10
ALIGNS 10
LASING 10
LIANGS 10
LIGANS 10
LINGAS 10
SIGNAL 10
5 letter words with the letters SIGNAL 
4 letter words with the letters SIGNAL 
AGIN 7
AILS 5
AINS 5
ANIL 6
ANIS 5
GAIN 7
GALS 7
GINS 7
GLIA 7
LAGS 7
LAIN 6
LANG 8
LING 8
LINS 6
NAGS 7
NAIL 6
NILS 6
SAIL 5
SAIN 5
SANG 7
SIAL 5
SIGN 7
SING 7
SLAG 7
SNAG 7
3 letter words with the letters SIGNAL 
AIL 4
AIN 4
AIS 3
ALS 4
ANI 4
GAL 6
GAN 6
GAS 5
GIN 6
INS 4
LAG 6
LAS 4
LIN 5
LIS 4
NAG 6
NIL 5
SAG 5
SAL 4
SIN 4
2 letter words with the letters SIGNAL 
AG 4
AI 2
AL 3
AN 3
AS 2
GI 4
IN 3
IS 2
LA 3
LI 3
NA 3
SI 2

You can also try words with the phrase SIGNAL, words starting with the letters SIGNAL, or words ending in the letters SIGNAL.