łącznik — meaning in English

English meaning

copula noun A word, usually a verb, that links the subject of a sentence to what is said about it.
hyphen noun The punctuation mark "-", used to join parts of a compound word or show that a word carries on at the start of the next line.
link verb To join two or more things together, or to show a connection between them.
switch noun A device used to turn an electrical circuit on or off.

łącznik is used for these senses in English:

copula (linguistics, grammar) A word, usually a verb, used to link the subject of a sentence with a predicate (usually a subject complement or an adverbial), that unites or associates the subject with the predicate.
hyphen The symbol "‐", typically used to join two or more words to form a compound term, or to indicate that a word has been split at the end of a line.
link (computing) The connection between buses or systems.
switch A device to turn electric current on and off or direct its flow.

noun A word, usually a verb, that links the subject of a sentence to what is said about it.
noun In statistics, a function that describes how two or more variables are related to one another.

noun The punctuation mark "-", used to join parts of a compound word or show that a word carries on at the start of the next line.
noun Something that connects two more important things while being minor itself.
noun A covered passage that joins two buildings together.
noun (informal) A person described by a hyphenated term because they belong to a minority group, as in "German-American".