Englishfor English speakers
optional
Adjective
—
If something is optional, you may choose it or not.
At this event, dress is optional.
protocol
Noun
—
A protocol is a set of rules that describes how data is transmitted.
To get the domain name from the domain name server, the other computer has to send the right protocol.
of
Preposition
—
Made using.
It is a house of cards.
signature
Noun
—
When a person writes their own name with a pen, they are writing their signature.
concerning
adjective
—
Causing concern; worrisome.
—
(obsolete) Important.
concerning
preposition
—
regarding
concerning
noun
—
That which one is concerned in; one's business.
the
Determiner
—
Used, instead of a, to reference something specific, already known to exist.
Compare "I read a book." and "I read the book."
—
Used with a stress, to show that the word following is special.
Are you the John Smith that I went to school with?
—
Used with an adjective that acts like a noun to mean all of the people concerned
The poor are always with us.
—
Used with superlatives forms of adjectives and adverbs.
You are the best.
compulsory
Adjective
—
When something is compulsory, it is required and has to be followed.
In most countries, it is compulsory to vote during elections and failing to do so is a crime.
settlement
Noun
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A settlement is a small, new colony; a new place for people to live.
—
A settlement is a decision made to fix and end a legal argument between two people.
—
Settlement is when people are settling someplace, that is moving to it
—
Settlement is what happens when a building falls into the ground very very slowly.
dispute
Noun
—
A dispute is an argument or disagreement which continues over a period of time. A dispute may escalate into violence, or it may be a long verbal and legal struggle.
The taxi driver and the passenger had a dispute over the fee. (here the word argument might be used instead)
India and Pakistan have a dispute over Kasmir.
dispute
Verb
—
To argue against something; to discuss or debate.
He disputed what she said, claiming she was lying
—
To fight against; to resist.