Englishfor English speakers
secretariat
—
noun
an administrative unit responsible for maintaining records and other secretarial duties; especially for international organizations
Secretariat
—
noun
thoroughbred that won the triple crown in 1973
of
Preposition
—
Made using.
It is a house of cards.
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.
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Used with superlatives forms of adjectives and adverbs.
You are the best.
central
Adjective
—
A thing is central when it is in the middle.
The house is central to all of the stores.
committee
Noun
—
A group of people that come together to do something or decide something.
He is on the administrative committee. They decide how to administer the school.