ACT - - Legislation enacted into law. A bill that has passed both houses of the legislature, been enrolled, ratified, signed by the governor or passed over the governor's office, and printed. It is a permanent measure, having the force of law until repealed.ONVENE -- When the members of a chamber gather for the meeting of the legislature daily, weekly and at the beginning of a session as provide by the constitution or law. DEBATE -- Discussion of a matter according to parliamentary rules.
Freebase(0.00 / 0 votes)Rate this definition: Levothyroxine. Levothyroxine, also L-thyroxine or T4, is a synthetic form of the thyroid hormone thyroxine, which is normally secreted by the follicular cells of the thyroid gland. It is also used to treat thyroid hormone deficiency, and occasionally to prevent the recurrence of thyroid cancer.
Total T4/Total Thyroxine/Serum Thyroxine. This test measures the total amount of circulating thyroxine in your blood. Thyroxine, a hormone produced by the thyroid, is also known as T4. A high value can indicate hyperthyroidism, a low value can indicate hypothyroidism.