| CCK | Cholecystokinin |
| eQTL | Expression quantitative trait loci |
| GALR1 | Galanin Receptor 1 |
| GEC | Genetic Type 1 error calculator |
| GLM | Generalized Linear Model |
| GTEx | Genotype-Tissue Expression |
| HVLT-R | Hopkins Verbal Learning Test—Revised |
| HWE | Hardy Weinberg Equilibrium |
| IGF1R | Insulin-Like Growth Factor 1 Receptor |
| IQ | Intelligence quotient |
| LD | Linkage Disequilibrium |
| MAF | Minor Allele Frequency |
| NPY | Neuropeptide Y |
| OXT | Oxytocin |
| OXTR | Oxytocin Receptor |
| PC1 | Principle Component 1 |
| PC2 | Principle Component 2 |
| PCA | Principle Component Analysis |
| SCG5 | Secretogranin V |
| SNP | Single-Nucleotide Polymorphism |
| VIPR1 | Vasoactive intestinal polypeptide receptor 1 |
| WASI | Wechsler Abbreviated Scale of Intelligence |