dot

1. (noun) A small, round spot. 2. (noun) (grammar) A punctuation mark used to indicate the end of a sentence or an abbreviated part of a word; a full stop; a period. 3. (noun) A point used as a diacritical mark above or below various letters of the Latin script, as in Ȧ, Ạ, Ḅ, Ḃ, Ċ. 4. (noun) A symbol used for separating the fractional part of a decimal number from the whole part, for indicating multiplication or a scalar product, or for various other purposes. 5. (noun) One of the two symbols used in Morse code. 6. (noun) A lump or clot. 7. (noun) Anything small and like a speck comparatively; a small portion or specimen. 8. (noun) A dot ball. 9. (noun) Buckshot, projectile from a "dotty" or shotgun 10. (verb) To cover with small spots (of some liquid). 11. (verb) To add a dot (the symbol) or dots to. 12. (verb) To mark by means of dots or small spots. 13. (verb) To mark or diversify with small detached objects. 14. (verb) To punch (a person). 15. (preposition) Dot product of the previous vector and the following vector.