Dictionary:

Serendipity

serendipity Definition
ser·en·dip·ity (ser′ən dip′ə tē)
noun
a seeming gift for finding something good accidentally
luck, or good fortune, in finding something good accidentally
an instance of this

procrastinate

procrastinate Definition
pro·cras·ti·nate (prō kras′tə nāt′, prə-)
intransitive verb, transitive verb -·nat′ed, -·nat′·ing
to put off doing (something unpleasant or burdensome) until a future time; esp., to postpone (such actions) habitually

Fathom

fathom Definition
fathom (fat̸h′əm)
noun
a unit of length used to measure the depth of water or the length of a nautical rope or cable, equal to 6 ft (1.8288 m)
Etymology: ME fadme <> L patere, to stretch out
transitive verb
to measure the depth of; sound
to get to the bottom of; understand thoroughly

epistemology

epistemology Definition
epis·te·mol·ogy (ē pis′tə mäl′ə jē, i-)
noun pl. -·gies
the study or theory of the nature, sources, and limits of knowledge

ontology

ontology Definition
on·tol·ogy (än täl′ə jē)
noun
the branch of metaphysics dealing with the nature of being, reality, or ultimate substance
pl. -·gies a particular theory about being or reality

Methodology

methodology Definition
meth·od·ol·ogy (met̸h′ə däl′ə jē)
noun
the science of method, or orderly arrangement; specif., the branch of logic concerned with the application of the principles of reasoning to scientific and philosophical inquiry
pl. -·gies a system of methods, as in any particular science