What's the difference between sectile and sextile?

Sectile

Definition:

(a.) Capable of being cut; specifically (Min.), capable of being severed by the knife with a smooth cut; -- said of minerals.

Example Sentences:

(1) Experimental foods were smoked cuttlefish (sectile food), raisins (food flattened under pressure), and peanuts (crushable food).
(2) The Authors report their personal experience of surgical treatment following neo-adjuvant therapy in NSCLC (III a N2) in order to assess: 1) the feasibility and safety of surgical treatment following major responses to neoadjuvant chemotherapy; 2) the sectile rate; and 3) the survival rate.
(3) A total of 625 patients with esophageal carcinoma were observed during the period 1980-89 of whom 490 were admitted to hospital and, of the latter, 172 (35.1%) were operated with a sectile rate of 86% (148 patients).
(4) Preliminary results show that: 1) chemotherapy using cisplatin and VP-16 gives a high rate of major responses in these patients; 2) surgery is feasible; 3) there is high radical sectile rate; 4) further research is needed to obtain statistical significance.
(5) The incision is controlled precisely, and excision of unaffected tissue, particularly at the limbus, is minimized by using point cutting edge techniques and by varying tissue tension to control tissue sectility ("cuttability").
(6) But the most stunning dates from late antiquity: an entire hall, taken from an aristocratic villa in Ostia, adorned with designs created using a technique known as opus sectile in which coloured marble is cut and inlaid.

Definition:

(a.) Measured by sixty degrees; fixed or indicated by a distance of sixty degrees.
(n.) The aspect or position of two planets when distant from each other sixty degrees, or two signs. This position is marked thus: /.

Example Sentences:

(1) In considering logistic function 46% of CHD new cases originated from the first four informative characteristics of the upper sextile.
(2) Risk of CHD development in the upper sextile was 6 times as high as in the lower sextile.
(3) Risk of CHD development compared to the lower sextile increased 9.5-fold.
(4) Cholesterol metabolism has been studied in two groups of five rhesus monkeys each that were selected from the upper and lower sextile in the distribution of serum cholesterol concentration while being fed an atherogenic diet.
(5) 50% of all CHD new cases originated from the upper sextile of distribution (17% of values).