valid-, val-, vale-, -vail, -valent, -valence

The consequences of abuse do not apply to general use.

Used by legal specialists and suggests that a right should not be withheld from people because of others who abuse it.

Inference from what has happened to what will happen is valid.

According to value or per unit of value; that is, divided by the price.

Many states and federal governments tax energy extraction in this manner.

It also refers to taxes: "In proportion to invoiced value of goods." A term used when imposing customs and stamp duty, the duty increasing according to the value of the transaction of goods involved. Pronounced in English as: ad vuh LOH ruhm.

Farewell forever.

Appropriate for a tombstone.

1. Behavior resulting from two incompatible motivations, often taking the form of a mixture of the two motivational tendencies.
2. The presence of two opposing ideas, attitudes, or emotions at the same time.
3. A feeling of uncertainty about something due to a mental conflict.

1. The coexistence in one person of contradictory emotions or attitudes (as love and hatred) towards a person or thing.
2. The existence of mutually conflicting emotions or thoughts about a person, object, or idea.
3. Uncertainty as to what course to follow; indecision.

Ambivalent refers to people and their attitudes while ambiguous refers to something said or written.

1. To be of use or advantage to; to help.
2. To be of use, value, or advantage; to serve.

Being at hand when needed.

1. Accessible for use; at hand.
2. Having the qualities and the willingness to take on a responsibility.

Hail and farewell.

The Roman's used Ave, "Hail" as the equivalent of "Hello" and vale as the equivalent of "goodbye" and, in addition, as the Roman farewell to the dead.

It is stated that Catullus used this expression in closing a poem on the death of his brother: Atque in perpetuum, frater, ave atque vale. or "And forever, brother, hail and farewell!"

Hail and farewell. Ave, "hail", was the Roman equivalent of "hello", and vale the equivalent of "goodbye", as well as the Roman farewell to the dead. Catullus used this expression in closing a poem on the death of his brother: Atque in perpetuum, frater, ave atque vale or "And forever, brother, hail and farewell!"

Good farewell.

1. The physiological availability of a given amount of a drug, as distinct from its chemical potency; proportion of the administered dose which is absorbed into the bloodstream.
2. The degree to which a drug administered is distributed throughout the body and thus available for action at the desired receptor sites.
3. The extent to which a nutrient or medication can be used by the body.

Bioavailability is used to determine whether different brand-name drugs, a generic name as opposed to a brand-name drug, or, in some cases, different batches of the same brand name drug, will produce the same therapeutic effects.

1. The condition in which different formulations of the same drug, or chemical, are equally absorbed when taken into the body.
2. Having the same strength and similar bioavailability in the same dosage form as another specimen of a given drug substance.

Bioequivalence is a function of bioavailability, and the terms are often used synonymously.

Therapeutically equivalent preparations need not be either chemically equivalent or bioequivalent.