Snellen chart

the standard eye exam chart

Esoteric term -2

1. Lemniscate

the infinity symbol

2. Pandiculation

stretching when tired or when waking up

3. Tittle

the dot over i or j

Few esoteric terms -1

1. Paresthesia

the prickly feeling when your limb “falls asleep”

2. Grawlix

a series of symbols commonly used in comics or cartoons to represent curse words

3. Nibling

the gender-neutral term for nieces or nephews

4. Aglet

the tag covering the ends of a shoelace

5. Philtrum

the vertical groove on the median line of the upper lip

Sphinx Riddle

The riddle was, "What creature walks on all fours in the morning, two legs after noon, and with three legs in the evening?"

Oedipus gave her the answer of Humans, as they crawl on all fours when first born, walk upright through midlife, then resort to the help of a cane when older.

Golden Ratio

In mathematics, two quantities are in the golden ratio if their ratio is the same as the ratio of their sum to the larger of the two quantities. The figure on the right illustrates the geometric relationship. Expressed algebraically, for quantities a and b with a > b > 0,

where the Greek letter phi (φ) represents the golden ratio. Its value is: