The NOAA defines a 'bloop' as a mysterious sound from underwater. It is a very low frequency and very powerful. The source of the 'bloop' is still unknown.
According to the Merriam-Webster Unabridged Dictionary, "lubricious" is defined thus: "marked by wantonness" and "having a smooth or slippery quality".
Matter
Restitution is the term defined as payment for damages, typically as a way to restore the injured party to the position they were in before the harm occurred.
The term defined as a measure of the energy of motion of particles is kinetic energy. It is dependent on the mass and velocity of an object.
The term defined as the study of energy and its transformations is thermodynamics. It deals with the relationships between heat, work, and energy in systems.
mean
mean
mean
mean
The term "personnel" is most properly defined as people that are employed in an organization. It can also mean people that are engaged in certain things such as military service.
Procaphobia is not a recognized medical or psychological term. It is likely a term that has not been defined or widely used.
laws
laws
"Flushbunking" is not a recognized term with a specific meaning. It may be a made-up or slang term without a defined definition.
Big people is a subjective term. This term may mean one thing to someone and another thing to other person. So this set is not well defined.
blog is defined as "Weblog" so blogging is seen as creating weblogs.
A term that is undefined mean simply that it is not defined. The prefix un means not, and if you add it to the word defined, ta da, you get undefined.