signal
noun · verb · adjectiveA2- Tiếng Việt:
- tín hiệu, ra hiệu
tín hiệu, ra hiệu. Họ từ SIGNAL — danh từ: signal; động từ: signal.
Định nghĩa theo từ loại
Danh từ
noun- 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.
(Internet, TV, usually)(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.
My mobile phone can't get a signal in the railway station.
- 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.
(Unix)(computing, Unix) A simple interprocess communication used to notify a process or thread of an occurrence.
- 10.
(biochemistry) A signalling interaction between cells
Động từ
verb- 1.
(ambitransitive)To indicate; to convey or communicate by a signal.
I signalled my acquiescence with a nod.
He whistled to signal that we should stop.
My arms wheeled frantically in the air as I tried to signal for help.
- 2.
(transitive)To communicate with (a person or system) by a signal.
Seeing the flames, he ran to the control room and signalled headquarters.
Tính từ
adjective- 1.
(not comparable)Standing above others in rank, importance, or achievement.
a signal exploit; a signal success; a signal act of benevolence
Cụm từ thường dùng
signal to
giới từ đi kèm
traffic signal
cụm thông dụng
signal a turn
cụm thông dụng
Họ từ
Từ liên quan
Đồng nghĩa
Trái nghĩa
Cùng gốc / liên quan
Từ có viền nét liền là đã có mục từ; viền nét đứt là chưa có trong dữ liệu.
Nguồn gốc từ
ine-pro ine-pro From Old French segnal, seignal or signāle; noun use of the neuter of signālis, from Latin signum; verb use from 1805, as a shortened from signalize (1650s). signum sign.