Englishfor English speakers
solidarity
—
noun
a union of interests or purposes or sympathies among members of a group
for
Preposition
—
shows that something belongs to something else, or has a specific function
This cake is for you.
This is a net for catching fish.
—
For is used to show the reason for something
He was angry, for he had never been called such terrible names before.
for
Subordinator
—
For introduces a clause with a subject and a to-infinitive
It's not good for you to be too relaxed.
equality
Noun
—
The state of being equal.
—
The state of being equal, of having the same value.
—
The equal treatment of all people even if they are different.
ecology
Noun
—
Ecology is the science of the relations between living things and other living things in the place where they live.
—
The ecology of a place is the relations between living things that place.
and
Conjunction
—
You use and to talk about two things at once.
I like singing and reading.
Mary and Jane went on a holiday together.
—
You use and when you are listing a few things and you are now on your last item of the list.
I like singing, reading, cycling and playing soccer.
I used to like this girl from my class as she is pretty, gentle and caring.
—
And is used when you are putting two sentences together.
She came into the store, shouted at the cashier, and left.
—
Used to show what happened after something else.
The alarm went off and I woke up.
—
And is used to join certain numbers together.
Two hundred and thirty-five people went missing after the earthquake.
development
Noun
—
growth
The development of this story has been slow.
The organism has reached an important part in its development.
—
Something which has developed
Our news team brings you the latest developments.
—
A real estate development.
—
Using new ideas for practical problems.
Our development department has created three new adhesives this year.
—
The active placement of the pieces, or the process of doing it
White's development is good, but black's has been hampered by the pawn on e5.