Crossword puzzle

4. an instrument or device used for observing, checking, or keeping a continuous record of a process or quantity.
6. a series of actions or steps taken in order to achieve a particular end.
7. Be in charge of (a company, establishment, or undertaking); administer; run.
10. The .... voice is a grammatical voice in which a subject performs the action described by its verb.
12. A particular form of procedure for accomplishing or approaching something, especially a systematic or established one.
13. In existence or operation at the time under consideration; current.
14. Open out (something) so as to extend its surface area, width, or length.

1. The stage of human social and cultural development and organization that is considered most advanced.
2. Develop or be the first to use or apply (a new method, area of knowledge, or activity).
3. identify the nature of (an illness or other problem) by examination of the symptoms.
5. A verb is in the .... voice when the subject of the sentence is acted on by the verb.
8. Affecting or concerning all or most people, places, or things; widespread.
9. An abstract idea; a general notion.
11. Produce (something, especially a list, report, or book) by assembling information collected from other sources.
12. Relating to or done with the hands.