person who is studying or has expert knowledge of one or more of natural or physical sciences.

something attractive. Something specially nice, like candies.

of, on, or relating to earth. inhabitant of earth. Concerning the earth; not of, in the air or space.

Acting in a deliberate, cold way to get your way. To find an answer using mathematics.

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initial. Action of starting something, e.g. a new business. To start the activities or services of a business.

used for emphasis with following adjective functioning as adverb. Thing that is not yet known or named.

gladly received. used to greet someone in polite or friendly way. instance or manner of greeting someone. To accept or receive something happily and gladly.

Group of people and system that rule a nation.

Things you read (book, magazines and web pages). Text you are understanding or reading to others. To take a measurement of a meter (e.g. gas meter).

mention or allude to.

area of land held by lease. To not allow someone to leave a place.

Sharp and angry; not soft or gentle. loud piercing cries. To make a sudden loud cry, as in fear.

To have a particular opinion about something.

That is likely to happen or be true.