* Two: This is the most frequent meaning. It signifies "two" or "twice".
* Examples: "dichotomy" (division into two parts), "dilemma" (a choice between two difficult options), "dinosaur" (a creature with two legs).
* Double: It can also mean "double" or "twice as much".
* Examples: "diploid" (having two sets of chromosomes), "diphthong" (a combination of two vowel sounds).
* Away: This meaning is less common and is mainly used in scientific contexts.
* Example: "diastole" (the expansion of the heart chambers).
The specific meaning of "di-" depends on the context of the word it is attached to.